The standard number for the A328/A328M-13a steel grade is A328/A328M-13a. This standard provides specifications for structural steel plates, shapes, and bars with improved atmospheric corrosion resistance. The A328/A328M-13a steel grade is mainly used in building construction, bridges, and other structures exposed to the elements.
The chemical composition of the A328/A328M-13a steel grade typically includes elements such as carbon, manganese, phosphorus, sulfur, silicon, copper, chromium, nickel, and molybdenum. These elements contribute to the strength, toughness, and corrosion resistance of the steel. The precise composition requirements can be found in the A328/A328M-13a standard.
In terms of mechanical properties, the A328/A328M-13a steel grade has specified minimum yield strength, tensile strength, and elongation values. These properties determine the structural integrity and load-bearing capacity of the steel. The specific mechanical properties required for different types and thicknesses of steel plates, shapes, and bars can be found in the A328/A328M-13a standard.
Overall, understanding the properties and applications of the A328/A328M-13a steel grade is important for ensuring the appropriate selection and use of this material in construction projects. By meeting the chemical composition and mechanical property requirements outlined in the standard, the A328/A328M-13a steel grade can provide the necessary strength and durability for various structural applications.